To say something funny, one day I was in a car in France with my father, and a Ferrari passed us (not so quickly actually) ... and both of us recognized ... Michael Schumacher !
Btw, I don't know Zara Philips, Gwen Stefani and Anna Wintour
You saw Schumi?! *Is green with envy*
Zara Philips is from the British royal family and also a "famous" horse rider. Gwen Stefani is a singer, used to be part of a group called No Doubt (you'll probably recognise the song) and Anna Wintour is the editor in chief of Vogue - a fashion magazine.
Stefani can be seen here too (when she was pregnant):
There is this ongoing joke about Stefani amongst Fedfans - that she is the reason of Fed's losses. Because nearly every match that she attends Fed finds a way to lose...